One rule for one, one rule for another - no one that I can see if disagreeing about his man's abilities ( they are truly amazing!). However, you cannot have from the top - in this and age say: "do as I say, not as I do!"
Surely, regardless of rank, or service if you don't cut the mark, you face the consequences! How can this man, look his troops in the eyes and say; yes your getting kicked out because you can't pass the fitness test, but it's Ok I'm different, I'm better, I don't have to pass it!!